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Name or state the following with referen...

Name or state the following with reference to the element of the first three periods of the periodic table.
Typical elements of Groups 14 and 15.

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Typical elements (Period 3) belonging to Group 14 and 15 are silicon and phosphorus.
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ICSE-THE PERIODIC TABLE -TOPIC 2 Studying Individual Groups (2 Marks Questions)
  1. How do alkaline earth metals occur in nature ?

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  2. Write the electronic configuration of the first two alkaline earth met...

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  3. Name or state the following with reference to the element of the first...

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  4. Name or state the following with reference to the element of the first...

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  5. Complete the table :

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  6. Complete the table :

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  7. Name the method by which alkali metals can be extracted.

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  8. What is the colour of the flame of sodium and potassium ?

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  9. How many electrons do inert gases have in their valence shells ?

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  10. Name an element of group 18 which can form compounds.

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  11. Why group 17 elements are called halogens?

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  12. Give use of Helium gas

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  13. Give use of neon gas

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  14. The table given below shows the position of element U, V, X, Y and Z....

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  15. The table given below shows the position of element U, V, X, Y and Z....

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  16. What is the action of air on (i)Alkali metals (ii) Provide chemical ...

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  17. Below are some elements of modern periodic table ""4Be , ""9F, ""14S...

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  18. Below are some elements of modern periodic table ""4Be , ""9F, ""14S...

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  19. Below are some elements of modern periodic table ""4Be , ""9F, ""14S...

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  20. Below are some elements of modern periodic table ""4Be , ""9F, ""14S...

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